feature/DO-638--imap_monitoring (!4)

[DO-638]

Reviewed-on: https://git.avroid.tech/DevOps/avroid_scripts/pulls/4

imap_exporter/Dockerfile

@@ -0,0 +1,11 @@
+FROM python:3.12.3-alpine
+
+COPY ["requirements.txt", "imap_exporter.py", "./"]
+
+RUN apk add openssl
+
+RUN python3 -m pip install -r requirements.txt --no-cache-dir
+
+EXPOSE 9119
+
+CMD ["python", "-u", "imap_exporter.py"]